The article addresses the impact of the Bolshevik Revolution in Chilean Patagonia (1918-1921). It focuses on the main forms of intervention and manifestation of the dominant sectors and the State face of danger and threat that the Bolshevik Revolution represented in the region. It suggests that the impact of Russian Revolution exacerbated the Labor - Employer conflict unleashing the "Red Scare" of the dominant sectors and State concern, which made the beginning of an intense campaign against immigrant / stirrer unwanted, which was reflected in the push by the dominant sectors of a xenophobic, Nationalistic and anti-Maximalist discourse and, by the State side, a campaign of authorities education to manage their actions regarding the control of immigrants.